diff options
Diffstat (limited to 'sys/arch')
23 files changed, 2551 insertions, 42 deletions
diff --git a/sys/arch/landisk/conf/GENERIC b/sys/arch/landisk/conf/GENERIC index 6986a30abc4..dd87ef1f6d8 100644 --- a/sys/arch/landisk/conf/GENERIC +++ b/sys/arch/landisk/conf/GENERIC @@ -1,4 +1,4 @@ -# $OpenBSD: GENERIC,v 1.1 2006/10/06 21:16:15 miod Exp $ +# $OpenBSD: GENERIC,v 1.2 2006/10/06 21:48:50 mickey Exp $ # # For further information on compiling OpenBSD kernels, see the config(8) # man page. @@ -21,52 +21,55 @@ option PCLOCK=33333333 # 33.33MHz clock option DONT_INIT_BSC #option DONT_INIT_PCIBSC +option PCIVERBOSE +option USBVERBOSE + # Cache options. option SH4_CACHE_DISABLE_EMODE # disable extended (2x larger) mode -#config bsd swap generic -config bsd root on wd0a +config bsd swap generic +#config bsd root on wd0a mainbus0 at root cpu0 at mainbus? # PCI bus support shpcic* at mainbus? # SH7751 PCIC -pci0 at shpcic? bus ? +pci0 at shpcic? # SH bus shb* at mainbus? # ob-board I/O bus -obio0 at mainbus? +#obio0 at mainbus? # Serial Devices option SCIFCONSOLE option SCIFCN_SPEED=9600 scif0 at shb? -clock0 at shb? +#clock0 at shb? -wdc0 at obio? port 0x14000000 irq 10 # CF -wd* at wdc? flags 0x0000 +#wdc0 at obio? port 0x14000000 irq 10 # CF +#wd* at wdc? flags 0x0000 # Network Interfaces # PCI network interfaces -re* at pci? dev ? function ? # Realtek 8139C+/8169/8169S/8110S -rl* at pci? dev ? function ? # Realtek 8129/8139 +#re* at pci? # Realtek 8139C+/8169/8169S/8110S +#rl* at pci? # Realtek 8129/8139 # MII/PHY support -rgephy* at mii? phy ? -rlphy* at mii? phy ? # Realtek 8139/8201L PHYs -urlphy* at mii? phy ? # Realtek RTL8150L internal PHYs -ukphy* at mii? phy ? # generic unknown PHYs +#rgephy* at mii? phy ? +#rlphy* at mii? phy ? # Realtek 8139/8201L PHYs +#urlphy* at mii? phy ? # Realtek RTL8150L internal PHYs +#ukphy* at mii? phy ? # generic unknown PHYs # USB Controller and Devices # PCI USB controllers -ehci* at pci? dev ? function ? # Enhanced Host Controller -ohci* at pci? dev ? function ? # Open Host Controller +ehci* at pci? # Enhanced Host Controller +ohci* at pci? # Open Host Controller # USB bus support usb* at ehci? @@ -82,10 +85,10 @@ uhidev* at uhub? port ? configuration ? interface ? # USB Mass Storage umass* at uhub? port ? configuration ? interface ? scsibus* at umass? -atapiscsi* at umass? +#atapiscsi* at umass? -sd* at scsibus? target ? lun ? # SCSI disk drives -cd* at scsibus? target ? lun ? # SCSI CD-ROM drives +sd* at scsibus? # SCSI disk drives +cd* at scsibus? # SCSI CD-ROM drives # USB Generic driver ugen* at uhub? port ? diff --git a/sys/arch/landisk/conf/Makefile.landisk b/sys/arch/landisk/conf/Makefile.landisk index 490dbb3b6c4..38f4ae8bc75 100644 --- a/sys/arch/landisk/conf/Makefile.landisk +++ b/sys/arch/landisk/conf/Makefile.landisk @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile.landisk,v 1.1 2006/10/06 21:16:15 miod Exp $ +# $OpenBSD: Makefile.landisk,v 1.2 2006/10/06 21:48:50 mickey Exp $ # # Makefile for OpenBSD/landisk # @@ -52,7 +52,7 @@ CMACHFLAGS+= -fno-stack-protector COPTS?= -O2 CFLAGS= ${DEBUG} ${CWARNFLAGS} ${CMACHFLAGS} ${COPTS} ${PIPE} AFLAGS= -x assembler-with-cpp -traditional-cpp -D_LOCORE -Wa,-little -LINKFLAGS= -N -Ttext 0x8c001000 -e start --warn-common +LINKFLAGS= -N -Ttext 0x8c002000 -e start --warn-common STRIPFLAGS= -g -X -x HOSTCC?= ${CC} diff --git a/sys/arch/landisk/landisk/conf.c b/sys/arch/landisk/landisk/conf.c new file mode 100644 index 00000000000..6180cb38565 --- /dev/null +++ b/sys/arch/landisk/landisk/conf.c @@ -0,0 +1,542 @@ +/* $OpenBSD: conf.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ + +/* + * Copyright (c) 1994-1998 Mark Brinicombe. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Mark Brinicombe + * for the NetBSD Project. + * 4. The name of the company nor the name of the author may be used to + * endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * RiscBSD kernel project + * + * conf.c + * + * Character and Block Device configuration + * Console configuration + * + * Defines the structures cdevsw and constab + * + * Created : 17/09/94 + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/buf.h> +#include <sys/ioctl.h> +#include <sys/tty.h> +#include <sys/conf.h> +#include <sys/vnode.h> + +#include <machine/conf.h> + +#include "inet.h" + +/* + * From this point, these need to be MI foo.h files. + */ + +/* + * Standard MI devices (e.g. ones in dev/ic) + */ +#include "com.h" /* NS164x0 serial ports */ + +/* + * Standard pseudo-devices + */ +#include "bpfilter.h" +#include "pf.h" +#include "pty.h" +#include "tun.h" +#include "ksyms.h" + +/* + * APM interface + */ +#ifdef CONF_HAVE_APM +#include "apm.h" +#else +#define NAPM 0 +#endif + +/* + * Disk/Filesystem pseudo-devices + */ +#include "ccd.h" /* concatenated disk driver */ +#include "rd.h" /* memory disk driver */ +#include "raid.h" /* RAIDframe */ +#include "vnd.h" /* vnode disk driver */ + +/* + * WD/ATA devices + */ +#include "wd.h" +bdev_decl(wd); +bdev_decl(sw); + +#ifdef USER_PCICONF +#include "pci.h" +cdev_decl(pci); +#endif + +/* + * SCSI/ATAPI devices + */ +#include "sd.h" +#include "st.h" +#include "cd.h" +#include "ch.h" +#include "uk.h" +#include "ss.h" + +/* + * Audio devices + */ +#include "audio.h" +#include "midi.h" +#include "sequencer.h" + +/* + * USB devices + */ +#include "usb.h" +#include "ucom.h" +#include "ugen.h" +#include "uhid.h" +#include "ulpt.h" +#include "urio.h" +#include "uscanner.h" + +/* + * WSCONS devices + */ +#if 0 +#include "wsdisplay.h" +/* +#include "wsfont.h" +*/ +#include "wskbd.h" +#include "wsmouse.h" +#include "wsmux.h" +#else +#define NWSDISPLAY 0 +#define NWSMOUSE 0 +#define NWSKBD 0 +#define NWSMUX 0 +#endif +cdev_decl(wskbd); +cdev_decl(wsmouse); + +#include "lpt.h" +#ifdef CONF_HAVE_FCOM +#include "fcom.h" +#else +#define NFCOM 0 +#endif + +#include "radio.h" +cdev_decl(radio); + +/* Block devices */ + +struct bdevsw bdevsw[] = { + bdev_lkm_dummy(), /* 0: */ + bdev_swap_init(1, sw), /* 1: swap pseudo-device */ + bdev_lkm_dummy(), /* 2: */ + bdev_lkm_dummy(), /* 3: */ + bdev_lkm_dummy(), /* 4: */ + bdev_lkm_dummy(), /* 5: */ + bdev_lkm_dummy(), /* 6: */ + bdev_lkm_dummy(), /* 7: */ + bdev_lkm_dummy(), /* 8: */ + bdev_lkm_dummy(), /* 9: */ + bdev_lkm_dummy(), /* 10: */ + bdev_lkm_dummy(), /* 11: */ + bdev_lkm_dummy(), /* 12: */ + bdev_lkm_dummy(), /* 13: */ + bdev_lkm_dummy(), /* 14: */ + bdev_lkm_dummy(), /* 15: */ + bdev_disk_init(NWD,wd), /* 16: Internal IDE disk */ + bdev_lkm_dummy(), /* 17: */ + bdev_disk_init(NRD,rd), /* 18: memory disk */ + bdev_disk_init(NVND,vnd), /* 19: vnode disk driver */ + bdev_lkm_dummy(), /* 20: */ + bdev_disk_init(NCCD,ccd), /* 21: concatenated disk driver */ + bdev_lkm_dummy(), /* 22: */ + bdev_lkm_dummy(), /* 23: */ + bdev_disk_init(NSD,sd), /* 24: SCSI disk */ + bdev_tape_init(NST,st), /* 25: SCSI tape */ + bdev_disk_init(NCD,cd), /* 26: SCSI cdrom */ + bdev_lkm_dummy(), /* 27: */ + bdev_lkm_dummy(), /* 28: */ + bdev_lkm_dummy(), /* 29: */ + bdev_lkm_dummy(), /* 30: */ + bdev_lkm_dummy(), /* 31: */ + bdev_lkm_dummy(), /* 32: */ + bdev_lkm_dummy(), /* 33: */ + bdev_lkm_dummy(), /* 34: */ + bdev_lkm_dummy(), /* 35: */ + bdev_lkm_dummy(), /* 36: */ + bdev_lkm_dummy(), /* 37: */ + bdev_lkm_dummy(), /* 38: */ + bdev_lkm_dummy(), /* 39: */ + bdev_lkm_dummy(), /* 40: */ + bdev_lkm_dummy(), /* 41: */ + bdev_lkm_dummy(), /* 42: */ + bdev_lkm_dummy(), /* 43: */ + bdev_lkm_dummy(), /* 44: */ + bdev_lkm_dummy(), /* 45: */ + bdev_lkm_dummy(), /* 46: */ + bdev_lkm_dummy(), /* 47: */ + bdev_lkm_dummy(), /* 48: */ + bdev_lkm_dummy(), /* 49: */ + bdev_lkm_dummy(), /* 50: */ + bdev_lkm_dummy(), /* 51: */ + bdev_lkm_dummy(), /* 52: */ + bdev_lkm_dummy(), /* 53: */ + bdev_lkm_dummy(), /* 54: */ + bdev_lkm_dummy(), /* 55: */ + bdev_lkm_dummy(), /* 56: */ + bdev_lkm_dummy(), /* 57: */ + bdev_lkm_dummy(), /* 58: */ + bdev_lkm_dummy(), /* 59: */ + bdev_lkm_dummy(), /* 60: */ + bdev_lkm_dummy(), /* 61: */ + bdev_lkm_dummy(), /* 62: */ + bdev_lkm_dummy(), /* 63: */ + bdev_lkm_dummy(), /* 64: */ + bdev_lkm_dummy(), /* 65: */ + bdev_lkm_dummy(), /* 66: */ + bdev_lkm_dummy(), /* 67: */ + bdev_lkm_dummy(), /* 68: */ + bdev_lkm_dummy(), /* 69: */ + bdev_lkm_dummy(), /* 70: */ + bdev_disk_init(NRAID,raid), /* 71: RAIDframe disk driver */ + bdev_lkm_dummy(), /* 72: */ + bdev_lkm_dummy(), /* 73: */ + bdev_lkm_dummy(), /* 74: */ + bdev_lkm_dummy(), /* 75: */ + bdev_lkm_dummy(), /* 76: */ + bdev_lkm_dummy(), /* 77: */ + bdev_lkm_dummy(), /* 78: */ + bdev_lkm_dummy(), /* 79: */ + bdev_lkm_dummy(), /* 80: */ + bdev_lkm_dummy(), /* 81: */ + bdev_lkm_dummy(), /* 82: */ + bdev_lkm_dummy(), /* 83: */ + bdev_lkm_dummy(), /* 84: */ + bdev_lkm_dummy(), /* 85: */ + bdev_lkm_dummy(), /* 86: */ + bdev_lkm_dummy(), /* 87: */ + bdev_lkm_dummy(), /* 88: */ + bdev_lkm_dummy(), /* 89: */ + bdev_lkm_dummy(), /* 90: */ + bdev_lkm_dummy(), /* 91: */ + bdev_lkm_dummy(), /* 93: */ + bdev_lkm_dummy(), /* 94: */ + bdev_lkm_dummy(), /* 95: */ + bdev_lkm_dummy(), /* 96: */ + bdev_lkm_dummy(), /* 97: */ +}; + +/* Character devices */ +#define ptstty ptytty +#define ptsioctl ptyioctl +#define ptctty ptytty +#define ptcioctl ptyioctl + +#ifdef XFS +#include <xfs/nxfs.h> +cdev_decl(xfs_dev); +#endif +#include "systrace.h" + +#include "hotplug.h" + +#ifdef CONF_HAVE_GPIO +#include "gpio.h" +#else +#define NGPIO 0 +#endif + +struct cdevsw cdevsw[] = { + cdev_cn_init(1,cn), /* 0: virtual console */ + cdev_ctty_init(1,ctty), /* 1: controlling terminal */ + cdev_mm_init(1,mm), /* 2: /dev/{null,mem,kmem,...} */ + cdev_swap_init(1,sw), /* 3: /dev/drum (swap pseudo-device) */ + cdev_tty_init(NPTY,pts), /* 4: pseudo-tty slave */ + cdev_ptc_init(NPTY,ptc), /* 5: pseudo-tty master */ + cdev_log_init(1,log), /* 6: /dev/klog */ + cdev_fd_init(1,filedesc), /* 7: file descriptor pseudo-device */ + cdev_ksyms_init(NKSYMS,ksyms), /* 8: Kernel symbols device */ + cdev_lpt_init(NLPT,lpt), /* 9: parallel printer */ + cdev_lkm_dummy(), /* 10: */ + cdev_lkm_dummy(), /* 11: */ + cdev_tty_init(NCOM,com), /* 12: serial port */ + cdev_gpio_init(NGPIO,gpio), /* 13: GPIO interface */ + cdev_lkm_dummy(), /* 14: */ + cdev_lkm_dummy(), /* 15: */ + cdev_disk_init(NWD,wd), /* 16: ST506/ESDI/IDE disk */ + cdev_lkm_dummy(), /* 17: */ + cdev_disk_init(NRD,rd), /* 18: ram disk driver */ + cdev_disk_init(NVND,vnd), /* 19: vnode disk driver */ + cdev_lkm_dummy(), /* 20: */ + cdev_disk_init(NCCD,ccd), /* 21: concatenated disk driver */ + cdev_bpftun_init(NBPFILTER,bpf), /* 22: Berkeley packet filter */ + cdev_lkm_dummy(), /* 23: */ + cdev_disk_init(NSD,sd), /* 24: SCSI disk */ + cdev_tape_init(NST,st), /* 25: SCSI tape */ + cdev_disk_init(NCD,cd), /* 26: SCSI CD-ROM */ + cdev_ch_init(NCH,ch), /* 27: SCSI autochanger */ + cdev_uk_init(NUK,uk), /* 28: SCSI unknown */ + cdev_scanner_init(NSS,ss), /* 29: SCSI scanner */ + cdev_lkm_dummy(), /* 30: */ + cdev_lkm_dummy(), /* 31: */ + cdev_lkm_dummy(), /* 32: */ + cdev_bpftun_init(NTUN,tun), /* 33: network tunnel */ + cdev_apm_init(NAPM,apm), /* 34: APM interface */ + cdev_lkm_init(NLKM,lkm), /* 35: loadable module driver */ + cdev_audio_init(NAUDIO,audio), /* 36: generic audio I/O */ + cdev_hotplug_init(NHOTPLUG,hotplug), /* 37: devices hot plugging*/ + cdev_notdef(), /* 38: removed cpu device */ + cdev_lkm_dummy(), /* 39: reserved */ + cdev_random_init(1,random), /* 40: random generator */ + cdev_lkm_dummy(), /* 41: reserved */ + cdev_lkm_dummy(), /* 42: reserved */ + cdev_lkm_dummy(), /* 43: reserved */ + cdev_lkm_dummy(), /* 44: reserved */ + cdev_lkm_dummy(), /* 45: reserved */ + cdev_pf_init(NPF,pf), /* 46: packet filter */ + cdev_crypto_init(NCRYPTO,crypto), /* 47: /dev/crypto */ + cdev_lkm_dummy(), /* 48: reserved */ + cdev_lkm_dummy(), /* 49: reserved */ + cdev_systrace_init(NSYSTRACE,systrace), /* 50: system call tracing */ +#ifdef XFS + cdev_xfs_init(NXFS,xfs_dev), /* 51: xfs communication device */ +#else + cdev_notdef(), /* 51: reserved */ +#endif + cdev_notdef(), /* 52: reserved */ + cdev_notdef(), /* 53: reserved */ + cdev_tty_init(NFCOM,fcom), /* 54: FOOTBRIDGE console */ + cdev_lkm_dummy(), /* 55: Reserved for bypass device */ + cdev_notdef(), /* 56: reserved */ + cdev_midi_init(NMIDI,midi), /* 57: MIDI I/O */ + cdev_midi_init(NSEQUENCER,sequencer), /* 58: sequencer I/O */ + cdev_notdef(), /* 59: reserved */ + cdev_wsdisplay_init(NWSDISPLAY,wsdisplay), /* 60: frame buffers, etc.*/ + cdev_mouse_init(NWSKBD,wskbd), /* 61: keyboards */ + cdev_mouse_init(NWSMOUSE,wsmouse), /* 62: mice */ + cdev_mouse_init(NWSMUX,wsmux), /* 63: ws multiplexor */ + cdev_usb_init(NUSB,usb), /* 64: USB controller */ + cdev_usbdev_init(NUHID,uhid), /* 65: USB generic HID */ + cdev_lpt_init(NULPT,ulpt), /* 66: USB printer */ + cdev_urio_init(NURIO,urio), /* 67: Diamond Rio 500 */ + cdev_tty_init(NUCOM,ucom), /* 68: USB tty */ + cdev_usbdev_init(NUSCANNER,uscanner), /* 69: USB scanner */ + cdev_usbdev_init(NUGEN,ugen), /* 70: USB generic driver */ + cdev_disk_init(NRAID,raid), /* 71: RAIDframe disk driver */ + cdev_lkm_dummy(), /* 72: reserved */ + cdev_lkm_dummy(), /* 73: reserved */ + cdev_lkm_dummy(), /* 74: reserved */ + cdev_lkm_dummy(), /* 75: reserved */ + cdev_lkm_dummy(), /* 76: reserved */ + cdev_notdef(), /* 77: removed device */ + cdev_notdef(), /* 78: removed device */ + cdev_notdef(), /* 79: removed device */ + cdev_notdef(), /* 80: removed device */ + cdev_notdef(), /* 81: removed device */ + cdev_notdef(), /* 82: removed device */ + cdev_notdef(), /* 83: removed device */ + cdev_notdef(), /* 84: removed device */ + cdev_notdef(), /* 85: removed device */ + cdev_notdef(), /* 86: removed device */ + cdev_notdef(), /* 87: removed device */ +#ifdef USER_PCICONF + cdev_pci_init(NPCI,pci), /* 88: PCI user */ +#else + cdev_notdef(), +#endif + cdev_notdef(), /* 89: removed device */ + cdev_notdef(), /* 90: removed device */ + cdev_notdef(), /* 91: removed device */ + cdev_notdef(), /* 92: removed device */ + cdev_notdef(), /* 93: removed device */ + cdev_notdef(), /* 94: removed device */ + cdev_notdef(), /* 95: removed device */ + cdev_notdef(), /* 96: removed device */ + cdev_radio_init(NRADIO,radio), /* 97: generic radio I/O */ + cdev_ptm_init(NPTY,ptm), /* 98: pseudo-tty ptm device */ +}; + +int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]); +int nchrdev = sizeof(cdevsw) / sizeof(cdevsw[0]); + +int mem_no = 2; /* major device number of memory special file */ + +/* + * Swapdev is a fake device implemented + * in sw.c used only internally to get to swstrategy. + * It cannot be provided to the users, because the + * swstrategy routine munches the b_dev and b_blkno entries + * before calling the appropriate driver. This would horribly + * confuse, e.g. the hashing routines. Instead, /dev/drum is + * provided as a character (raw) device. + */ +dev_t swapdev = makedev(1, 0); + +/* + * Returns true if dev is /dev/mem or /dev/kmem. + */ +int +iskmemdev(dev) + dev_t dev; +{ + return (major(dev) == mem_no && minor(dev) < 2); +} + +/* + * Returns true if dev is /dev/zero. + */ +int +iszerodev(dev) + dev_t dev; +{ + return (major(dev) == mem_no && minor(dev) == 3); +} + + +int chrtoblktbl[] = { +/* XXXX This needs to be dynamic for LKMs. */ + /*VCHR*/ /*VBLK*/ + /* 0 */ NODEV, + /* 1 */ 1, + /* 2 */ NODEV, + /* 3 */ NODEV, + /* 4 */ NODEV, + /* 5 */ NODEV, + /* 6 */ NODEV, + /* 7 */ NODEV, + /* 8 */ NODEV, + /* 9 */ NODEV, + /* 10 */ NODEV, + /* 11 */ NODEV, + /* 12 */ NODEV, + /* 13 */ NODEV, + /* 14 */ NODEV, + /* 15 */ NODEV, + /* 16 */ 16, + /* 17 */ 17, + /* 18 */ 18, + /* 19 */ 19, + /* 20 */ NODEV, + /* 21 */ 21, + /* 22 */ NODEV, + /* 23 */ NODEV, + /* 24 */ 24, + /* 25 */ 25, + /* 26 */ 26, + /* 27 */ NODEV, + /* 28 */ NODEV, + /* 29 */ NODEV, + /* 30 */ NODEV, + /* 31 */ NODEV, + /* 32 */ NODEV, + /* 33 */ NODEV, + /* 34 */ NODEV, + /* 35 */ NODEV, + /* 36 */ NODEV, + /* 37 */ NODEV, + /* 38 */ NODEV, + /* 39 */ NODEV, + /* 40 */ NODEV, + /* 41 */ NODEV, + /* 42 */ NODEV, + /* 43 */ NODEV, + /* 44 */ NODEV, + /* 45 */ NODEV, + /* 46 */ NODEV, + /* 47 */ NODEV, + /* 48 */ NODEV, + /* 49 */ NODEV, + /* 50 */ NODEV, + /* 51 */ NODEV, + /* 52 */ NODEV, + /* 53 */ NODEV, + /* 54 */ NODEV, + /* 55 */ NODEV, + /* 56 */ NODEV, + /* 57 */ NODEV, + /* 58 */ NODEV, + /* 59 */ NODEV, + /* 60 */ NODEV, + /* 61 */ NODEV, + /* 62 */ NODEV, + /* 63 */ NODEV, + /* 64 */ NODEV, + /* 65 */ NODEV, + /* 66 */ NODEV, + /* 67 */ NODEV, + /* 68 */ NODEV, + /* 69 */ NODEV, + /* 70 */ NODEV, + /* 71 */ 71, + /* 72 */ NODEV, + /* 73 */ NODEV, + /* 74 */ NODEV, + /* 75 */ NODEV, + /* 76 */ NODEV, + /* 77 */ NODEV, + /* 78 */ NODEV, + /* 79 */ NODEV, + /* 80 */ NODEV, + /* 81 */ NODEV, + /* 82 */ NODEV, + /* 83 */ NODEV, + /* 84 */ NODEV, + /* 85 */ NODEV, + /* 86 */ NODEV, + /* 87 */ NODEV, + /* 88 */ NODEV, + /* 89 */ NODEV, + /* 90 */ NODEV, + /* 91 */ NODEV, + /* 92 */ 92, + /* 93 */ NODEV, + /* 94 */ NODEV, + /* 95 */ NODEV, + /* 96 */ NODEV, + /* 97 */ NODEV, +}; +int nchrtoblktbl = sizeof(chrtoblktbl) / sizeof(chrtoblktbl[0]); + + +dev_t +getnulldev() +{ + return makedev(mem_no, 2); +} diff --git a/sys/arch/landisk/landisk/machdep.c b/sys/arch/landisk/landisk/machdep.c index b9f6679a1df..4105803f890 100644 --- a/sys/arch/landisk/landisk/machdep.c +++ b/sys/arch/landisk/landisk/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.1 2006/10/06 21:16:15 miod Exp $ */ +/* $OpenBSD: machdep.c,v 1.2 2006/10/06 21:48:50 mickey Exp $ */ /* $NetBSD: machdep.c,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ /*- @@ -111,7 +111,7 @@ char machine[] = MACHINE; /* landisk */ struct bootinfo _bootinfo; struct bootinfo *bootinfo; -__dead void landisk_startup(int, void *); +__dead void landisk_startup(int, char *, void *); __dead void main(void); void @@ -126,22 +126,25 @@ cpu_startup(void) } vaddr_t kernend; /* used by /dev/mem too */ +char *esym; -void -landisk_startup(int howto, void *bi) +__dead void +landisk_startup(int howto, char *_esym, void *bi) { extern char edata[], end[]; /* Clear bss */ - memset(edata, 0, end - edata); + bzero(edata, end - edata); -/* XXX symbols */ /* Start to determine heap area */ - kernend = (vaddr_t)round_page((vaddr_t)end); + esym = _esym; + kernend = (vaddr_t)round_page((vaddr_t)esym); /* Copy bootinfo */ - bootinfo = &_bootinfo; - memcpy(bootinfo, bi, sizeof(struct bootinfo)); + if (bi) { + bootinfo = &_bootinfo; + memcpy(bootinfo, bi, sizeof(struct bootinfo)); + } boothowto = howto; /* Initialize CPU ops. */ @@ -173,8 +176,8 @@ landisk_startup(int howto, void *bi) /* Jump to main */ __asm volatile( - "jmp @%0;" - "mov %1, sp" + "jmp @%0\n\t" + " mov %1, sp" :: "r" (main), "r" (proc0.p_md.md_pcb->pcb_sf.sf_r7_bank)); /* NOTREACHED */ for (;;) ; diff --git a/sys/arch/landisk/landisk/mainbus.c b/sys/arch/landisk/landisk/mainbus.c index 872d13e265d..1f13ad4e9a8 100644 --- a/sys/arch/landisk/landisk/mainbus.c +++ b/sys/arch/landisk/landisk/mainbus.c @@ -1,4 +1,3 @@ -/* $OpenBSD: mainbus.c,v 1.1 2006/10/06 21:16:15 miod Exp $ */ /* $NetBSD: mainbus.c,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ /*- @@ -46,19 +45,24 @@ #include <landisk/dev/obiovar.h> -static int mainbus_match(struct device *, struct cfdata *, void *); -static void mainbus_attach(struct device *, struct device *, void *); +int mainbus_match(struct device *, void *, void *); +void mainbus_attach(struct device *, struct device *, void *); -CFATTACH_DECL(mainbus, sizeof(struct device), - mainbus_match, mainbus_attach, NULL, NULL); +struct cfattach mainbus_ca = { + sizeof(struct device), mainbus_match, mainbus_attach +}; -static int mainbus_print(void *, const char *); +struct cfdriver mainbus_cd = { + NULL, "mainbus", DV_DULL +}; + +int mainbus_print(void *, const char *); /* There can be only one. */ int mainbus_found = 0; -static int -mainbus_match(struct device *parent, struct cfdata *cf, void *aux) +int +mainbus_match(struct device *parent, void *cf, void *aux) { if (mainbus_found) @@ -67,7 +71,7 @@ mainbus_match(struct device *parent, struct cfdata *cf, void *aux) return (1); } -static void +void mainbus_attach(struct device *parent, struct device *self, void *aux) { union { @@ -108,7 +112,7 @@ mainbus_attach(struct device *parent, struct device *self, void *aux) #endif } -static int +int mainbus_print(void *aux, const char *pnp) { diff --git a/sys/arch/landisk/stand/Makefile b/sys/arch/landisk/stand/Makefile new file mode 100644 index 00000000000..c30bf9efc55 --- /dev/null +++ b/sys/arch/landisk/stand/Makefile @@ -0,0 +1,5 @@ +# $OpenBSD: Makefile,v 1.1 2006/10/06 21:48:50 mickey Exp $ + +SUBDIR= mbr bootxx boot + +.include <bsd.subdir.mk> diff --git a/sys/arch/landisk/stand/Makefile.inc b/sys/arch/landisk/stand/Makefile.inc new file mode 100644 index 00000000000..f46fde8c38a --- /dev/null +++ b/sys/arch/landisk/stand/Makefile.inc @@ -0,0 +1,12 @@ +# $OpenBSD: Makefile.inc,v 1.1 2006/10/06 21:48:50 mickey Exp $ + +.if !make(libdep) && !make(sadep) && !make(salibdir) && !make(kernlibdir) && !make(obj) && !make(clean) && !make(cleandir) +.BEGIN: + @([ X$(S) = X -o -h machine ] || ln -s $(S)/arch/landisk/include machine) + @([ X$(S) = X -o -h sh ] || ln -s $(S)/arch/sh/include sh) +.endif + +CFLAGS+=-Os -fno-stack-protector -fno-builtin +CLEANFILES+= machine sh +BINDIR= /usr/mdec +MANSUBDIR=landisk diff --git a/sys/arch/landisk/stand/boot/Makefile b/sys/arch/landisk/stand/boot/Makefile new file mode 100644 index 00000000000..eda9d8989c3 --- /dev/null +++ b/sys/arch/landisk/stand/boot/Makefile @@ -0,0 +1,42 @@ +# $OpenBSD: Makefile,v 1.1 2006/10/06 21:48:50 mickey Exp $ + +PROG= boot +SRCS= srt0.S conf.c devs.c getsecs.c scifcons.c delay.c +LDFLAGS=-nostdlib -Ttext 0x8ff00000 -N -x -Bstatic -e start + +INSTALL_STRIP= + +S= ${.CURDIR}/../../../.. +CPPFLAGS+=-D_STANDALONE +CPPFLAGS+=-DSH4 +CPPFLAGS+=-nostdinc -I${.OBJDIR} -I${.CURDIR} -I${.CURDIR}/.. -I${S} +CPPFLAGS+=-DLOADADDRESS=0x8ff00000 + +.PATH: ${S}/stand/boot +SRCS+= boot.c cmd.c vars.c bootarg.c + +SAREL= +SA_ZLIB= +USE_LOADFILE= +.PATH: ${S}/lib/libsa +SRCS+= ctime.c strtol.c +.include "${S}/lib/libsa/Makefile.inc" +DPADD+= $(SALIB) +LDADD+= $(SALIB) + +KERN_AS?= library +.include "${S}/lib/libkern/Makefile.inc" +DPADD+= $(KERNLIB) +LDADD+= $(KERNLIB) + +Z_AS?= library +.include "${S}/lib/libz/Makefile.inc" +DPADD+= $(ZLIB) +LDADD+= $(ZLIB) + +${PROG}: ${OBJS} ${DPADD} + ${LD} -o ${PROG}.sym ${LDFLAGS} \ + -Map ${PROG}.map -cref ${OBJS} ${LDADD} + ${OBJCOPY} -O binary ${PROG}.sym ${PROG} + +.include <bsd.prog.mk> diff --git a/sys/arch/landisk/stand/boot/conf.c b/sys/arch/landisk/stand/boot/conf.c new file mode 100644 index 00000000000..4ac899aa9ff --- /dev/null +++ b/sys/arch/landisk/stand/boot/conf.c @@ -0,0 +1,52 @@ +/* $OpenBSD: conf.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ + +/* + * Copyright (c) 2006 Michael Shalayeff + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN + * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT + * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/types.h> +#include <libsa.h> +#include <lib/libsa/ufs.h> +#ifdef notdef +#include <lib/libsa/cd9660.h> +#include <lib/libsa/fat.h> +#include <lib/libsa/nfs.h> +#include <lib/libsa/tftp.h> +#include <lib/libsa/netif.h> +#endif +#include <dev/cons.h> + +const char version[] = "0.99"; +int debug = 1; + +struct fs_ops file_system[] = { + { ufs_open, ufs_close, ufs_read, ufs_write, ufs_seek, + ufs_stat, ufs_readdir }, +#ifdef notdef + { fat_open, fat_close, fat_read, fat_write, fat_seek, + fat_stat, fat_readdir }, + { nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek, + nfs_stat, nfs_readdir }, + { cd9660_open, cd9660_close, cd9660_read, cd9660_write, cd9660_seek, + cd9660_stat, cd9660_readdir }, +#endif +}; +int nfsys = NENTS(file_system); + +struct devsw devsw[] = { + { "dk", blkdevstrategy, blkdevopen, blkdevclose, noioctl }, +}; +int ndevs = NENTS(devsw); diff --git a/sys/arch/landisk/stand/boot/delay.c b/sys/arch/landisk/stand/boot/delay.c new file mode 100644 index 00000000000..b0dc7f2cab1 --- /dev/null +++ b/sys/arch/landisk/stand/boot/delay.c @@ -0,0 +1,131 @@ +/* $OpenBSD: delay.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: delay.c,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ + +/*- + * Copyright (c) 2005 NONAKA Kimihiro + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <libsa.h> + +#include <sh/tmureg.h> + +#ifndef TICK_CH +#define TICK_CH 0 +#endif +#if TICK_CH == 0 +#define TSTR SH4_TSTR +#define TCOR SH4_TCOR0 +#define TCNT SH4_TCNT0 +#define TCR SH4_TCR0 +#define TSTR_CH TSTR_STR0 +#elif TICK_CH == 1 +#define TSTR SH4_TSTR +#define TCOR SH4_TCOR1 +#define TCNT SH4_TCNT1 +#define TCR SH4_TCR1 +#define TSTR_CH TSTR_STR1 +#elif TICK_CH == 2 +#define TSTR SH4_TSTR +#define TCOR SH4_TCOR2 +#define TCNT SH4_TCNT2 +#define TCR SH4_TCR2 +#define TSTR_CH TSTR_STR2 +#elif TICK_CH == 3 +#define TSTR SH4_TSTR2 +#define TCOR SH4_TCOR3 +#define TCNT SH4_TCNT3 +#define TCR SH4_TCR3 +#define TSTR_CH SH4_TSTR2_STR3 +#elif TICK_CH == 4 +#define TSTR SH4_TSTR2 +#define TCOR SH4_TCOR4 +#define TCNT SH4_TCNT4 +#define TCR SH4_TCR4 +#define TSTR_CH SH4_TSTR2_STR4 +#else +#error TICK_CH != [01234] +#endif + +#ifndef TICK_PRESC +#define TICK_PRESC 1024 +#endif +#if TICK_PRESC == 4 +#define TCR_TPSC TCR_TPSC_P4 +#elif TICK_PRESC == 16 +#define TCR_TPSC TCR_TPSC_P16 +#elif TICK_PRESC == 64 +#define TCR_TPSC TCR_TPSC_P64 +#elif TICK_PRESC == 256 +#define TCR_TPSC TCR_TPSC_P256 +#elif TICK_PRESC == 1024 +#define TCR_TPSC SH4_TCR_TPSC_P1024 +#else +#error TICK_PRESC != 4, 16, 64, 256, 1024 +#endif + +#define TICKS_PER_SEC (PCLOCK / TICK_PRESC) +#define MS_PER_TICK (1000000 / TICKS_PER_SEC) + +int +tick_init(void) +{ + + _reg_bclr_1(TSTR, TSTR_CH); + _reg_write_2(TCR, TCR_TPSC); + _reg_write_4(TCOR, 0xffffffff); + _reg_write_4(TCNT, 0xffffffff); + _reg_bset_1(TSTR, TSTR_CH); + + return 0; +} + +void +tick_stop(void) +{ + + _reg_bclr_1(TSTR, TSTR_CH); +} + +uint32_t +gettick(void) +{ + + return ~(_reg_read_4(TCNT)); +} + +void +delay(int ms) +{ + uint32_t base, now; + + base = gettick(); + for (;;) { + now = gettick(); + if (((now - base) / MS_PER_TICK) > ms) { + break; + } + } +} diff --git a/sys/arch/landisk/stand/boot/devs.c b/sys/arch/landisk/stand/boot/devs.c new file mode 100644 index 00000000000..919c41e1d15 --- /dev/null +++ b/sys/arch/landisk/stand/boot/devs.c @@ -0,0 +1,160 @@ +/* $OpenBSD: devs.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ + +/* + * Copyright (c) 2006 Michael Shalayeff + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN + * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT + * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/param.h> +#include <libsa.h> +#include <lib/libsa/loadfile.h> + +int sector; + +void +machdep(void) +{ + /* scif_init(9600); */ +} + +int +devopen(struct open_file *f, const char *fname, char **file) +{ + if (fname[0] != 'c' || fname[1] != 'f' || fname[2] != ':') + return EINVAL; + + *file = (char *)fname + 3; + f->f_flags |= F_NODEV; + f->f_dev = &devsw[0]; + return (0); +} + +void +devboot(dev_t bootdev, char *p) +{ + sector = bootdev; /* passed from pbr */ + p[0] = 'c'; + p[1] = 'f'; + p[2] = '\0'; +} + +char * +ttyname(int fd) +{ + return "scif"; +} + +dev_t +ttydev(char *name) +{ + return NODEV; +} + +int +cnspeed(dev_t dev, int sp) +{ + scif_init(sp); + return sp; +} + +void +run_loadfile(u_long *marks, int howto) +{ + u_long entry; + + entry = marks[MARK_ENTRY]; + + printf("entry point at 0x%x\n", (int)entry); + (*(void (*)(int,int,int))entry)(howto, marks[MARK_END], 0); +} + +int +blkdevopen(struct open_file *f, ...) +{ + return 0; +} + +int +blkdevstrategy(void *v, int flag, daddr_t dblk, size_t size, void *buf, size_t *rsize) +{ + + if (flag != F_READ) + return EROFS; + + if (size & (DEV_BSIZE - 1)) + return EINVAL; + + if (rsize) + *rsize = size; + + if (size != 0 && readsects(0x40, sector + dblk, buf, + size / DEV_BSIZE) != 0) + return EIO; + + return 0; +} + +int +blkdevclose(struct open_file *f) +{ + return 0; +} + +int pch_pos = 0; + +void +putchar(int c) +{ + switch (c) { + case '\177': /* DEL erases */ + scif_putc('\b'); + scif_putc(' '); + case '\b': + scif_putc('\b'); + if (pch_pos) + pch_pos--; + break; + case '\t': + do + scif_putc(' '); + while (++pch_pos % 8); + break; + case '\n': + scif_putc(c); + case '\r': + scif_putc('\r'); + pch_pos=0; + break; + default: + scif_putc(c); + pch_pos++; + break; + } +} + +int +getchar(void) +{ + int c = scif_getc(); + + if (c == '\r') + c = '\n'; + + if ((c < ' ' && c != '\n') || c == '\177') + return c; + + putchar(c); + return c; +} diff --git a/sys/arch/landisk/stand/boot/getsecs.c b/sys/arch/landisk/stand/boot/getsecs.c new file mode 100644 index 00000000000..64c21d7ad31 --- /dev/null +++ b/sys/arch/landisk/stand/boot/getsecs.c @@ -0,0 +1,202 @@ +/* $NetBSD: getsecs.c,v 1.2 2006/09/11 13:48:57 nonaka Exp $ */ + +#include <sys/param.h> + +#include <netinet/in.h> +#include <netinet/in_systm.h> + +#include <lib/libsa/stand.h> +#include <lib/libsa/net.h> +#include <lib/libsa/netif.h> + +#include <sh/devreg.h> +#include <sh/scireg.h> + +#include <dev/ic/rs5c313reg.h> + +/** + * RICOH RS5C313 + * + * Web page: http://www.ricoh.co.jp/LSI/product_rtc/3wire/5c313/ + * + * How to control RS5C313 on LANDISK + * see http://www.mizore.jp/wiki/index.php?LANDISK/rtc + */ + +uint8_t rtc_read(uint32_t addr); +void rtc_write(uint32_t addr, uint8_t data); + +static void +rtc_init(void) +{ + + SHREG_SCSPTR = SCSPTR_SPB1IO | SCSPTR_SPB1DT + | SCSPTR_SPB0IO | SCSPTR_SPB0DT; +} + +/* control RTC chip enable */ +static void +rtc_ce(int onoff) +{ + + if (onoff) { + _reg_write_1(0xb0000003, (1 << 1)); + } else { + _reg_write_1(0xb0000003, (0 << 1)); + } +} + +static inline void +rtc_clk(int onoff) +{ + + if (onoff) { + SHREG_SCSPTR |= SCSPTR_SPB0DT; + } else { + SHREG_SCSPTR &= ~SCSPTR_SPB0DT; + } +} + +static void +rtc_dir(int output) +{ + + if (output) { + SHREG_SCSPTR |= SCSPTR_SPB1IO; + } else { + SHREG_SCSPTR &= ~SCSPTR_SPB1IO; + } +} + +/* data-out */ +static void +rtc_do(int onoff) +{ + + if (onoff) { + SHREG_SCSPTR |= SCSPTR_SPB1DT; + } else { + SHREG_SCSPTR &= ~SCSPTR_SPB1DT; + } + + rtc_clk(0); + rtc_clk(1); +} + +/* data-in */ +static int +rtc_di(void) +{ + int d; + + d = (SHREG_SCSPTR & SCSPTR_SPB1DT) ? 1 : 0; + + rtc_clk(0); + rtc_clk(1); + + return d; +} + +uint8_t +rtc_read(uint32_t addr) +{ + uint8_t data; + + rtc_init(); + rtc_ce(1); + + rtc_dir(1); + rtc_do(1); /* Don't care */ + rtc_do(1); /* R/#W = 1(READ) */ + rtc_do(1); /* AD = 1 */ + rtc_do(0); /* DT = 0 */ + rtc_do(addr & 0x8); /* A3 */ + rtc_do(addr & 0x4); /* A2 */ + rtc_do(addr & 0x2); /* A1 */ + rtc_do(addr & 0x1); /* A0 */ + + rtc_dir(0); + (void)rtc_di(); + (void)rtc_di(); + (void)rtc_di(); + (void)rtc_di(); + data = rtc_di(); /* D3 */ + data <<= 1; + data |= rtc_di(); /* D2 */ + data <<= 1; + data |= rtc_di(); /* D1 */ + data <<= 1; + data |= rtc_di(); /* D0 */ + + rtc_ce(0); + + return data & 0xf; +} + +void +rtc_write(uint32_t addr, uint8_t data) +{ + + rtc_init(); + rtc_ce(1); + + rtc_dir(1); + rtc_do(1); /* Don't care */ + rtc_do(0); /* R/#W = 0(WRITE) */ + rtc_do(1); /* AD = 1 */ + rtc_do(0); /* DT = 0 */ + rtc_do(addr & 0x8); /* A3 */ + rtc_do(addr & 0x4); /* A2 */ + rtc_do(addr & 0x2); /* A1 */ + rtc_do(addr & 0x1); /* A0 */ + + rtc_do(1); /* Don't care */ + rtc_do(0); /* R/#W = 0(WRITE) */ + rtc_do(0); /* AD = 0 */ + rtc_do(1); /* DT = 1 */ + rtc_do(data & 0x8); /* D3 */ + rtc_do(data & 0x4); /* D2 */ + rtc_do(data & 0x2); /* D1 */ + rtc_do(data & 0x1); /* D0 */ + + rtc_ce(0); +} + +time_t +getsecs(void) +{ + uint32_t sec, min, hour, day; +#if 0 + uint32_t mon, year; +#endif + time_t secs; + + sec = rtc_read(RS5C313_SEC1); + sec += rtc_read(RS5C313_SEC10) * 10; + min = rtc_read(RS5C313_MIN1); + min += rtc_read(RS5C313_MIN10) * 10; + hour = rtc_read(RS5C313_HOUR1); + hour += rtc_read(RS5C313_HOUR10) * 10; + day = rtc_read(RS5C313_DAY1); + day += rtc_read(RS5C313_DAY10) * 10; +#if 0 + mon = rtc_read(RS5C313_MON1); + mon += rtc_read(RS5C313_MON10) * 10; + year = rtc_read(RS5C313_YEAR1); + year += rtc_read(RS5C313_YEAR10) * 10; +#endif + + secs = sec; + secs += min * 60; + secs += hour * 60 * 60; + secs += day * 60 * 60 * 24; +#if 0 + /* XXX mon, year */ +#endif + +#if defined(DEBUG) + printf("getsecs: secs = %d\n", (uint32_t)secs); +#endif + + return secs; +} diff --git a/sys/arch/landisk/stand/boot/libsa.h b/sys/arch/landisk/stand/boot/libsa.h new file mode 100644 index 00000000000..5b24d33fd0a --- /dev/null +++ b/sys/arch/landisk/stand/boot/libsa.h @@ -0,0 +1,34 @@ +/* $OpenBSD: libsa.h,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ + +/* + * Copyright (c) 2006 Michael Shalayeff + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN + * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT + * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <lib/libsa/stand.h> + +#define EXEC_ELF + +#define DEFAULT_KERNEL_ADDRESS 0 + +#define PCLOCK 33333333 + +int readsects(int dev, uint32_t lba, void *buf, size_t size); +int blkdevopen(struct open_file *, ...); +int blkdevclose(struct open_file *); +int blkdevstrategy(void *, int, daddr_t, size_t, void *, size_t *); +void scif_init(unsigned int); +int scif_getc(void); +void scif_putc(int); diff --git a/sys/arch/landisk/stand/boot/scifcons.c b/sys/arch/landisk/stand/boot/scifcons.c new file mode 100644 index 00000000000..63551234f13 --- /dev/null +++ b/sys/arch/landisk/stand/boot/scifcons.c @@ -0,0 +1,250 @@ +/* $OpenBSD: scifcons.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: scifcons.c,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ +/* NetBSD: scif.c,v 1.38 2004/12/13 02:14:13 chs Exp */ + +/*- + * Copyright (C) 1999 T.Horiuchi and SAITOH Masanobu. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +/*- + * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Charles M. Hannum. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +/* + * Copyright (c) 1991 The Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)com.c 7.5 (Berkeley) 5/16/91 + */ +/* + * SH internal serial driver + * + * This code is derived from both z8530tty.c and com.c + */ + +#include <libsa.h> + +#include <sh/scifreg.h> + +#define scif_smr_read() SHREG_SCSMR2 +#define scif_smr_write(v) (SHREG_SCSMR2 = (v)) + +#define scif_brr_read() SHREG_SCBRR2 +#define scif_brr_write(v) (SHREG_SCBRR2 = (v)) + +#define scif_scr_read() SHREG_SCSCR2 +#define scif_scr_write(v) (SHREG_SCSCR2 = (v)) + +#define scif_ftdr_write(v) (SHREG_SCFTDR2 = (v)) + +#define scif_ssr_read() SHREG_SCSSR2 +#define scif_ssr_write(v) (SHREG_SCSSR2 = (v)) + +#define scif_frdr_read() SHREG_SCFRDR2 + +#define scif_fcr_read() SHREG_SCFCR2 +#define scif_fcr_write(v) (SHREG_SCFCR2 = (v)) + +#define scif_fdr_read() SHREG_SCFDR2 + +#define scif_sptr_read() SHREG_SCSPTR2 +#define scif_sptr_write(v) (SHREG_SCSPTR2 = (v)) + +#define scif_lsr_read() SHREG_SCLSR2 +#define scif_lsr_write(v) (SHREG_SCLSR2 = (v)) + +#define divrnd(n, q) (((n)*2/(q)+1)/2) /* divide and round off */ + +#define SERBUFSIZE 16 +static u_char serbuf[SERBUFSIZE]; +static int serbuf_read = 0; +static int serbuf_write = 0; + +void +scif_init(unsigned int bps) +{ + + serbuf_read = 0; + serbuf_write = 0; + + /* Initialize SCR */ + scif_scr_write(0x00); + + /* Clear FIFO */ + scif_fcr_write(SCFCR2_TFRST | SCFCR2_RFRST); + + /* Serial Mode Register */ + scif_smr_write(0x00); /* 8bit,NonParity,Even,1Stop */ + + /* Bit Rate Register */ + scif_brr_write(divrnd(PCLOCK, 32 * bps) - 1); + + delay(100); + + scif_sptr_write(SCSPTR2_RTSIO); + + scif_fcr_write(FIFO_RCV_TRIGGER_1 | FIFO_XMT_TRIGGER_8); + + /* Send permission, Receive permission ON */ + scif_scr_write(SCSCR2_TE | SCSCR2_RE); + + /* Serial Status Register */ + scif_ssr_write(scif_ssr_read() & SCSSR2_TDFE); /* Clear Status */ +} + +int +scif_getc(void) +{ + unsigned char c, err_c; + unsigned short err_c2; + + if (serbuf_read != serbuf_write) { + c = serbuf[serbuf_read]; + serbuf_read = (serbuf_read + 1) % SERBUFSIZE; + return (c); + } + + for (;;) { + /* wait for ready */ + while ((scif_fdr_read() & SCFDR2_RECVCNT) == 0) + continue; + + c = scif_frdr_read(); + err_c = scif_ssr_read(); + scif_ssr_write(scif_ssr_read() + & ~(SCSSR2_ER | SCSSR2_BRK | SCSSR2_RDF | SCSSR2_DR)); + + err_c2 = scif_lsr_read(); + scif_lsr_write(scif_lsr_read() & ~SCLSR2_ORER); + + if ((err_c & (SCSSR2_ER | SCSSR2_BRK | SCSSR2_FER + | SCSSR2_PER)) == 0) { + if ((err_c2 & SCLSR2_ORER) == 0) { + return (c); + } + } + } +} + +void +scif_putc(int c) +{ + + /* wait for ready */ + while ((scif_fdr_read() & SCFDR2_TXCNT) == SCFDR2_TXF_FULL) + continue; + + /* write send data to send register */ + scif_ftdr_write(c); + + /* clear ready flag */ + scif_ssr_write(scif_ssr_read() & ~(SCSSR2_TDFE | SCSSR2_TEND)); +} + +int +cnischar(void) +{ + unsigned char c, err_c; + unsigned short err_c2; + + /* check if any preread input is already there */ + if (serbuf_read != serbuf_write) + return (1); + + if (scif_fdr_read() & SCFDR2_RECVCNT) { + c = scif_frdr_read(); + err_c = scif_ssr_read(); + scif_ssr_write(scif_ssr_read() + & ~(SCSSR2_ER | SCSSR2_BRK | SCSSR2_RDF | SCSSR2_DR)); + + err_c2 = scif_lsr_read(); + scif_lsr_write(scif_lsr_read() & ~SCLSR2_ORER); + + if ((err_c & (SCSSR2_ER | SCSSR2_BRK | SCSSR2_FER + | SCSSR2_PER)) == 0) { + if ((err_c2 & SCLSR2_ORER) == 0) { + /* stuff char into preread buffer */ + serbuf[serbuf_write] = (u_char)c; + serbuf_write = (serbuf_write + 1) % SERBUFSIZE; + return (1); + } + } + } + return (0); /* nothing out there... */ +} diff --git a/sys/arch/landisk/stand/boot/srt0.S b/sys/arch/landisk/stand/boot/srt0.S new file mode 100644 index 00000000000..3e46a2a2e33 --- /dev/null +++ b/sys/arch/landisk/stand/boot/srt0.S @@ -0,0 +1,153 @@ +/* $OpenBSD: srt0.S,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: boot.S,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ + +/*- + * Copyright (c) 2005 NONAKA Kimihiro + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <machine/asm.h> + +ENTRY(start) + bra boot_start1 + nop + .balign 4 +ENTRY(boot_magic) + .long 0x20041110 +ENTRY(boot_params) + .long boot_start1 - boot_params + + . = start + 0x80 +boot_start1: + mov r4, r0 + add #-4, r0 + mov.l @(0, r0), r0 + mov.l .L.boot_magic1, r1 + cmp/eq r0, r1 + bf 2f + mov r4, r0 + mov.l .L.boot_params_size, r3 + mov.l @r0, r2 + mov.l .L.boot_params, r1 + cmp/hi r3, r2 + bf 1f + mov r3, r2 +1: mov.b @r0+, r3 + mov.b r3, @r1 + dt r2 + bf/s 1b + add #1, r1 +2: + mov.l .L._end, r0 /* zero bss */ + mov.l .L.__bss_start, r1 + sub r1, r0 + shlr2 r0 /* _end and __bss_start are aligned */ + mov #0, r2 +1: mov.l r2, @r1 + dt r0 + bf/s 1b + add #4, r1 + + mov.l .L.boot, r0 + jsr @r0 + mov r5, r4 + +boot_fail: + mov r0, r1 + mova .L.errtxt, r0 + mov r0, r4 + mov #32, r0 + trapa #0x3f + mov r1, r4 + mov #32, r0 + trapa #0x3f + mova .L.crlf, r0 + mov r0, r4 + mov #32, r0 + trapa #0x3f +99: bra 99b + nop + + +ENTRY(halt) + mova .L.pwrctl, r0 + mov #1, r1 + mov.b @r1, r0 + rts + nop + +ENTRY(reboot) +ENTRY(_rtt) + mov #1, r4 /* reboot */ + mov #11, r0 + trapa #0x3f + mov.l .L.start, r0 + jmp @r0 + nop + +/* + * int raise(int sig); + */ +ENTRY(raise) + rts + nop + +/* + * + */ +ENTRY(cnset) + rts + nop + +/* + * int readsects(int dev, uint32_t lba, void *buf, size_t size); + */ +ENTRY(readsects) + mov #2, r0 + trapa #0x3f + rts + nop + + .align 2 +.L.boot_magic1: + .long 0x20031125 +.L.boot_params: + .long boot_params +.L.boot_params_size: + .long boot_start1 - boot_params +.L._end: + .long _end +.L.__bss_start: + .long __bss_start +.L.boot: + .long _C_LABEL(boot) +.L.start: + .long 0xc0000000 +.L.pwrctl: + .long 0xb0000003 + + .align 2 +.L.errtxt: .asciz ">>BOOT FAILED: " + .align 2 +.L.crlf: .asciz "\r\n" diff --git a/sys/arch/landisk/stand/bootxx/Makefile b/sys/arch/landisk/stand/bootxx/Makefile new file mode 100644 index 00000000000..70b49c44968 --- /dev/null +++ b/sys/arch/landisk/stand/bootxx/Makefile @@ -0,0 +1,45 @@ +# $OpenBSD: Makefile,v 1.1 2006/10/06 21:48:50 mickey Exp $ + +PROG= bootxx +SRCS= pbr.S bootxx.S boot1.c +MAN= bootxx.8 +LDFLAGS=-nostdlib -Ttext 0x8c201000 -N -x -Bstatic -e start + +INSTALL_STRIP= + +BOOTXX_SECTORS?= 15 +BOOTXX_MAXSIZE?= (( ${BOOTXX_SECTORS} * 512 )) + +CPPFLAGS+=-D_STANDALONE -DNO_READDIR +CPPFLAGS+=-nostdinc -I${.OBJDIR} -I${.CURDIR}/.. -I${.CURDIR}/../../../.. +CPPFLAGS+=-DLOADADDRESS=0x8ff00000 -DBOOTXX_SECTORS=${BOOTXX_SECTORS} + +S= ${.CURDIR}/../../../.. +SAREL= +.include "${S}/lib/libsa/Makefile.inc" +DPADD+= $(SALIB) +LDADD+= $(SALIB) + +KERN_AS?= library +.include "${S}/lib/libkern/Makefile.inc" +DPADD+= $(KERNLIB) +LDADD+= $(KERNLIB) + +${PROG}: ${OBJS} ${DPADD} + ${LD} -o ${PROG}.sym ${LDFLAGS} \ + -Map ${PROG}.map -cref ${OBJS} ${LDADD} + ${OBJCOPY} -O binary ${PROG}.sym ${PROG} + @ sz=$$(ls -ln ${PROG} | tr -s ' ' | cut -d' ' -f5); \ + if [ "$$sz" -gt "$$${BOOTXX_MAXSIZE}" ]; then \ + echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2 \ + rm -f ${PROG}; \ + ! :; \ + else \ + : pad to sector boundary; \ + pad=$$(( 512 - ( $$sz & 511 ) )); \ + [ $$pad = 512 ] || \ + dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \ + echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \ + fi + +.include <bsd.prog.mk> diff --git a/sys/arch/landisk/stand/bootxx/boot1.c b/sys/arch/landisk/stand/bootxx/boot1.c new file mode 100644 index 00000000000..63d46325739 --- /dev/null +++ b/sys/arch/landisk/stand/bootxx/boot1.c @@ -0,0 +1,157 @@ +/* $OpenBSD: boot1.c,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: boot1.c,v 1.1 2006/09/01 21:26:19 uwe Exp $ */ + +/*- + * Copyright (c) 2003 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by David Laight. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <lib/libsa/stand.h> +#include <lib/libsa/ufs.h> + +#include <sys/disklabel.h> + +#define XSTR(x) #x +#define STR(x) XSTR(x) + +static uint32_t bios_sector; + +const char *boot1(uint32_t *); +void putstr(const char *str); +int raise(int sig); +int blkdevstrategy(void *, int, daddr_t, size_t, void *, size_t *); + +extern struct disklabel ptn_disklabel; + +struct fs_ops file_system[] = { + { ufs_open, ufs_close, ufs_read, ufs_write, ufs_seek, + ufs_stat, nullsys }, +}; +int nfsys = NENTS(file_system); + +struct devsw devsw[] = { + { "dk", blkdevstrategy, nullsys, nullsys, noioctl }, +}; +int ndevs = NENTS(devsw); + +const char * +boot1(uint32_t *sector) +{ + struct stat sb; + int fd; + + bios_sector = *sector; + + putstr("\r\nOpenBSD/" MACHINE " Primary Bootstrap\r\n"); + + do { + /* + * Nothing at the start of the MBR partition, fallback on + * partition 'a' from the disklabel in this MBR partition. + */ + if (ptn_disklabel.d_magic != DISKMAGIC) + break; + if (ptn_disklabel.d_magic2 != DISKMAGIC) + break; + if (ptn_disklabel.d_partitions[0].p_fstype == FS_UNUSED) + break; + + bios_sector = ptn_disklabel.d_partitions[0].p_offset; + *sector = bios_sector; + fd = open("boot", 0); + } while (0); + + if (fd == -1 || fstat(fd, &sb) == -1) + return "Can't open /boot.\r\n"; + +#if 0 + if (sb.st_size > SECONDARY_MAX_LOAD) + return "/boot too large.\r\n"; +#endif + + if (read(fd, (void *)LOADADDRESS, sb.st_size) != sb.st_size) + return "/boot load failed.\r\n"; + + if (*(uint32_t *)(LOADADDRESS + 4) != 0x20041110) + return "Invalid /boot file format.\r\n"; + + return 0; +} + +int +blkdevstrategy(void *devdata, int flag, daddr_t dblk, size_t size, void *buf, size_t *rsize) +{ + + if (flag != F_READ) + return EROFS; + + if (size & (DEV_BSIZE - 1)) + return EINVAL; + + if (rsize) + *rsize = size; + + if (size != 0 && readsects(0x40, bios_sector + dblk, buf, + size / DEV_BSIZE) != 0) + return EIO; + + return 0; +} + +/* ARGUSED */ +int +raise(int sig) +{ + + return 0; +} + +void +twiddle(void) +{ + static int pos; + + putchar("|/-\\"[pos++ & 3]); + putchar('\b'); +} + +int +devopen(struct open_file *f, const char *fname, char **file) +{ + *file = (char *)fname; + f->f_flags |= F_NODEV; + f->f_dev = &devsw[0]; + return (0); +} diff --git a/sys/arch/landisk/stand/bootxx/bootxx.8 b/sys/arch/landisk/stand/bootxx/bootxx.8 new file mode 100644 index 00000000000..a2745b51778 --- /dev/null +++ b/sys/arch/landisk/stand/bootxx/bootxx.8 @@ -0,0 +1,68 @@ +.\" $OpenBSD: bootxx.8,v 1.1 2006/10/06 21:48:50 mickey Exp $ +.\" +.\" Copyright (c) 2006 Michael Shalayeff +.\" All rights reserved. +.\" +.\" Permission to use, copy, modify, and distribute this software for any +.\" purpose with or without fee is hereby granted, provided that the above +.\" copyright notice and this permission notice appear in all copies. +.\" +.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +.\" WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN +.\" AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT +.\" OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +.\" +.Dd October 5, 2006 +.Dt BOOTXX 8 landisk +.Os +.Sh NAME +.Nm bootxx +.Nd +LANDISK-specific primary boot loader +.Sh DESCRIPTION +This small program, residing in the reserved sectors at the beginning +of the root file system of the system, is responsible for loading +the second-stage +.Xr boot 8 +program (typically /boot), which in turn will load the kernel. +.Pp +To install (or update) your +.Nm +program use +.Xr disklabel 8 +utility using -B switch. +.Pp +When +.Nm +receives control from the master boot record (MBR) it will print a banner: +.Pp +.Dl OpenBSD MBR +.Pp +followed by a little twiddler while reading the second-stage boot. +.Sh DIAGNOSTIC +.Nm +will print messages indicating errors as returned from the firmware. +.Sh FILES +.Bl -tag -width /usr/mdec/bootxx -compact +.It Pa /usr/mdec/mbr +Master Boot Record block +.It Pa /usr/mdec/bootxx +primary bootstrap +.It Pa /boot +secondary bootstrap +.It Pa /bsd +.Ox +kernel +.It Pa /bsd.rd +.Ox +kernel for installation/recovery +.El +.Sh SEE ALSO +.Xr boot 8 , +.Xr boot_landisk 8 , +.Xr disklabel 8 , +.Xr fdisk 8 , +.Xr mbr 8 diff --git a/sys/arch/landisk/stand/bootxx/bootxx.S b/sys/arch/landisk/stand/bootxx/bootxx.S new file mode 100644 index 00000000000..0a7b9c34e4c --- /dev/null +++ b/sys/arch/landisk/stand/bootxx/bootxx.S @@ -0,0 +1,137 @@ +/* $OpenBSD: bootxx.S,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: bootxx.S,v 1.1 2006/09/01 21:26:19 uwe Exp $ */ + +/*- + * Copyright (c) 2005 NONAKA Kimihiro + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <machine/asm.h> + +ENTRY(bootxx_start) + bra bootxx_start1 + nop + .balign 4 +ENTRY(bootxx_magic) + .long 0x20031125 +boot_params: + .long 1f - boot_params + + . = bootxx_start + 0x80 +bootxx_start1: + mov.l .L._end, r0 /* zero bss */ + mov.l .L.__bss_start, r1 + sub r1, r0 + shlr2 r0 /* _end and __bss_start are aligned */ + mov #0, r2 +1: mov.l r2, @r1 + dt r0 + bf/s 1b + add #4, r1 + + mov.l .L.2nd_loadaddr, r15 /* new stack pointer */ + mov.l r4, @-r15 + mov.l .L.boot1, r0 + jsr @r0 + mov r15, r4 + + tst r0, r0 + bf/s boot_fail + mov.l @r15+, r5 /* pass boot sector to boot */ + + /* flush cache */ + mov #0, r4 + mov #6, r0 + trapa #0x3f + + mov.l .L.2nd_loadaddr, r0 + mov.l .L.boot_params, r4 + jmp @r0 + nop + +boot_fail: + mov r0, r1 + mova .L.errtxt, r0 + mov r0, r4 + mov #32, r0 + trapa #0x3f + mov r1, r4 + mov #32, r0 + trapa #0x3f + mova .L.crlf, r0 + mov r0, r4 + mov #32, r0 + trapa #0x3f +99: bra 99b + nop + + + .align 2 +.L._end: + .long _end +.L.__bss_start: + .long __bss_start +.L.boot1: + .long _C_LABEL(boot1) +.L.2nd_loadaddr: + .long LOADADDRESS +.L.boot_params: + .long boot_params + + .align 2 +.L.errtxt: .asciz "Error: " + .align 2 +.L.crlf: .asciz "\r\n" + + +/* + * int readsects(int dev, uint32_t lba, void *buf, size_t size); + */ +ENTRY(readsects) + mov #2, r0 + trapa #0x3f + rts + nop +argerror: + rts + mov #-1, r0 + +/* + * void putstr(const char *str); + */ +ENTRY(putstr) + mov #32, r0 + trapa #0x3f + rts + nop + +/* + * void putchar(int c); + */ +ENTRY(putchar) + mov #31, r0 + trapa #0x3f + rts + nop + diff --git a/sys/arch/landisk/stand/bootxx/pbr.S b/sys/arch/landisk/stand/bootxx/pbr.S new file mode 100644 index 00000000000..8e17bef2d83 --- /dev/null +++ b/sys/arch/landisk/stand/bootxx/pbr.S @@ -0,0 +1,212 @@ +/* $OpenBSD: pbr.S,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: pbr.S,v 1.1 2006/09/01 21:26:19 uwe Exp $ */ + +/*- + * Copyright (c) 2005 NONAKA Kimihiro + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <machine/asm.h> + +#ifdef BOOT_FROM_FAT +#define MBR_AFTERBPB 90 /* BPB size in FAT32 partition BR */ +#else +#define MBR_AFTERBPB 62 /* BPB size in floppy master BR */ +#endif + +ENTRY(start) + bra start0 + .byte 0x11 /* 0x4e11: cmp/pz r14... */ + .asciz "OpenBSD" + + . = _C_LABEL(start) + 0x0b /* move to start of BPB */ + + . = _C_LABEL(start) + 0x1c /* skip BPB */ +start0: + mova pbr_end, r0 + mov.w pbr_size, r2 + sub r2, r0 + mov r0, r11 /* r11: own loaded address */ + + mov.w stack_offset, r1 + add r1, r0 + mov r0, r15 /* r15: stack pointer */ + mov r0, r10 /* r10: load address */ + + /* enable/flush cache */ + mov #0, r4 + mov #6, r0 + trapa #0x3f + + /* Read from start of disk */ + mov #0x40, r4 /* LBA */ + mov #0, r5 /* LBA #0 */ + mov r10, r6 /* buffer address */ + bsr read_sectors_lba + mov #BOOTXX_SECTORS, r7 /* number of sectors */ + + mov.l @r11, r1 + mov.l @r10, r2 + cmp/eq r1, r2 + bt/s pbr_read_ok + mov #0, r9 /* r9: sector # */ + + /* Search bootable partition */ + mov.w part_offset, r12 + add r10, r12 /* r12: pointer to partition entry */ + mov #4, r8 /* r8: partition loop counter */ +loop_part: + mov.b @(4, r12), r0 +#ifdef BOOT_FROM_FAT + cmp/eq #MBR_PTYPE_FAT12, r0 + bt found + cmp/eq #MBR_PTYPE_FAT16S, r0 + bt found + cmp/eq #MBR_PTYPE_FAT16B, r0 + bt found + cmp/eq #MBR_PTYPE_FAT32, r0 + bt found + cmp/eq #MBR_PTYPE_FAT32L, r0 + bt found + cmp/eq #MBR_PTYPE_FAT16L, r0 + bt found +#else + cmp/eq #0xa6, r0 +#endif + bf next_part + +found: + /* found boot partition */ + mov.w @(8, r12), r0 + mov r0, r1 + mov.w @(10, r12), r0 + extu.w r1, r1 + shll16 r0 + or r1, r0 + tst r0, r0 + bt next_part /* start LBA == 0 ? */ + + bra boot_lba + mov r0, r9 + +next_part: + dt r8 + bf/s loop_part + add #16, r12 + +ptn_error: + /* Not found NetBSD partition */ + mova ERR_PTN, r0 +error: + bsr message_crlf + mov r0, r4 +99: bra 99b + nop + +read_error: + bra error + mova ERR_READ, r0 + +magic_error: + bra error + mova ERR_NO_BOOTXX, r0 + +message_crlf: + mov #32, r0 + trapa #0x3f + mova crlf, r0 + mov r0, r4 + mov #32, r0 + trapa #0x3f + rts + nop + +read_sectors_lba: + mov #2, r0 + trapa #0x3f + tst r0, r0 + bf read_error + rts + nop + +boot_lba: + mov #0x40, r4 /* LBA */ + mov r9, r5 /* LBA # */ + mov r10, r6 /* buffer address */ + bsr read_sectors_lba + mov #BOOTXX_SECTORS, r7 /* number of sectors */ + +pbr_read_ok: + mov.l .L.bootxx_magic1, r1 + mov.l .L.bootxx_magic, r2 + mov.l @r2, r2 + cmp/eq r1, r2 + bf magic_error + + /* flush cache */ + mov #0, r4 + mov #6, r0 + trapa #0x3f + + mov.l .L.bootxx_start, r13 + jmp @r13 /* jump to bootxx */ + mov r9, r4 /* pass sector address to bootxx */ + + + .align 1 +pbr_size: .word pbr_end - _C_LABEL(start) + .align 1 +stack_offset: .word 0x1000 + .align 1 +part_offset: .word 0x1be + .align 1 +magic_offset: .word 0x1fe + + .align 2 +.L.bootxx_magic1: + .long 0x20031125 +.L.bootxx_magic: + .long _C_LABEL(bootxx_magic) +.L.bootxx_start: + .long _C_LABEL(bootxx_start) + + .align 2 +crlf: .asciz "\r\n" + + .align 2 +ERR_READ: .asciz "Disk read" + .align 2 +ERR_NO_BOOTXX: .asciz "Not a bootxx image" + .align 2 +ERR_PTN: .asciz "No OpenBSD partition" + + + . = _C_LABEL(start) + 0x1fe +magic: + .word 0xaa55 +pbr_end: + + .global _C_LABEL(ptn_disklabel) +_C_LABEL(ptn_disklabel): + .fill 512 diff --git a/sys/arch/landisk/stand/mbr/Makefile b/sys/arch/landisk/stand/mbr/Makefile new file mode 100644 index 00000000000..e44acf8cee7 --- /dev/null +++ b/sys/arch/landisk/stand/mbr/Makefile @@ -0,0 +1,25 @@ +# $OpenBSD: Makefile,v 1.1 2006/10/06 21:48:50 mickey Exp $ + +PROG= mbr +SRCS= mbr.S +MAN= mbr.8 +AFLAGS+=-nostdinc -I${.OBJDIR} -I${.CURDIR}/.. -I${.CURDIR}/../../.. #-Wa,a +LDFLAGS+=-N -e start -Ttext 0x8c200200 +OBJCOPY?=objcopy + +INSTALL_STRIP= +S= ${.CURDIR}/../../../.. + +# Uncomment this to make mbr talk to a serial port. +#CPPFLAGS+=-DSERIAL=0 + +${PROG}: $(OBJS) $(DPADD) + $(LD) $(LDFLAGS) -o $(PROG) $(OBJS) $(LDADD) + @size $(PROG) + @if [ -x ${.OBJDIR}/${PROG} ]; then \ + ${OBJCOPY} -O binary ${PROG} ${.OBJDIR}/.tmp;\ + mv -f ${.OBJDIR}/.tmp ${.OBJDIR}/${PROG}; \ + ls -l ${.OBJDIR}/${PROG}; \ + fi + +.include <bsd.prog.mk> diff --git a/sys/arch/landisk/stand/mbr/mbr.8 b/sys/arch/landisk/stand/mbr/mbr.8 new file mode 100644 index 00000000000..b724ca01cac --- /dev/null +++ b/sys/arch/landisk/stand/mbr/mbr.8 @@ -0,0 +1,60 @@ +.\" $OpenBSD: mbr.8,v 1.1 2006/10/06 21:48:50 mickey Exp $ +.\" +.\" Copyright (c) 2006 Michael Shalayeff +.\" All rights reserved. +.\" +.\" Permission to use, copy, modify, and distribute this software for any +.\" purpose with or without fee is hereby granted, provided that the above +.\" copyright notice and this permission notice appear in all copies. +.\" +.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +.\" WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN +.\" AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT +.\" OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +.\" +.Dd October 5, 2006 +.Dt MBR 8 landisk +.Os +.Sh NAME +.Nm mbr +.Nd +LANDISK-specific Master Boot Record +.Sh DESCRIPTION +.Nm MBR +program that is only one sector (512 bytes) and also includes +a partition table for the disk is located in the 0th sector of the disk. +Upon receiving control from the system firmware +.Nm +will scan the partition table for an active partition and continue +loading the Primary Boot Record (PBR) from the beginnning of the +partition, if found. +.Pp +.Nm +is installed into the disk by the +.Xr fdisk 8 +program that is also used to operate the partition table. +.Pp +Partition table sonsists of four entries only one of which may be +marked as +.Dq active +that is where the PBR will be loaded from. +.Sh DIAGNOSTICS +A few messages are printed in case of errors: +.Bl -tag -width no_active_partition +.It "No active partition" +Indicates that none of the partitions are marked +.Dq active . +.It Read error +An error occured while fetching the primary boot loader. +.It "No O/S" +The partition table is empty. +.El +.Sh SEE ALSO +.Xr boot 8 , +.Xr bootxx 8 , +.Xr boot_landisk 8 , +.Xr disklabel 8 , +.Xr fdisk 8 diff --git a/sys/arch/landisk/stand/mbr/mbr.S b/sys/arch/landisk/stand/mbr/mbr.S new file mode 100644 index 00000000000..130da948972 --- /dev/null +++ b/sys/arch/landisk/stand/mbr/mbr.S @@ -0,0 +1,212 @@ +/* $OpenBSD: mbr.S,v 1.1 2006/10/06 21:48:50 mickey Exp $ */ +/* $NetBSD: mbr.S,v 1.1 2006/09/01 21:26:19 uwe Exp $ */ + +/*- + * Copyright (c) 2005 NONAKA Kimihiro + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <machine/asm.h> + +ENTRY(start) + mova mbr_end, r0 + mov r0, r11 /* r11: relocate address */ + + mov.w mbr_size, r2 + sub r2, r0 + mov r0, r10 /* r10: loaded address */ + + mov.w stack_offset, r1 + add r1, r0 + mov r0, r15 /* r15: stack pointer */ + + /* relocate code */ + mova jmp_start, r0 + mov r0, r13 + add r2, r13 /* calc jump address */ + + mov r10, r0 + mov r11, r1 +1: mov.b @r0+, r3 + dt r2 + mov.b r3, @r1 + bf/s 1b + add #1, r1 + + jmp @r13 + nop + + .align 2 +jmp_start: + /* enable cache */ + mov #0, r4 + mov #6, r0 + trapa #0x3f + + /* print banner */ + mova banner, r0 + bsr message + mov r0, r4 + + /* search bootable partition */ + mov.w part_offset, r12 + add r11, r12 /* r12: pointer to partition entry */ + mov #4, r8 /* r8: partition loop counter */ +loop_part: + mov.b @(4, r12), r0 + cmp/eq #0x00, r0 + bt next_part + + /* check active partition */ + mov.b @(0, r12), r0 + cmp/eq #0x80, r0 + bf next_part + + /* found bootable partition */ + mov.w @(8, r12), r0 /* load unaligned 32bit data */ + mov r0, r1 + mov.w @(10, r12), r0 + extu.w r1, r1 + shll16 r0 + or r1, r0 + + mov r0, r3 + mova found_sector, r0 + bra boot_lba + mov.l r3, @r0 + +next_part: + dt r8 + bf/s loop_part + add #16, r12 + +noos_error: + /* Not found bootable partition */ + mova ERR_NOOS, r0 +error: + bsr message + mov r0, r4 +99: bra 99b + nop + +read_error: + bra error + mova ERR_READ, r0 + +message: + mov #32, r0 + trapa #0x3f + rts + nop + +read_sector_lba: + mov #1, r7 + mov #2, r0 + trapa #0x3f + tst r0, r0 + bf read_error + rts + nop + +boot_lba: + /* read PBR sector */ + mova found_sector, r0 + mov #0x40, r4 + mov.l @r0, r5 + bsr read_sector_lba + mov r10, r6 + + /* flush cache */ + mov #0, r4 + mov #6, r0 + trapa #0x3f + + /* check signature */ + mov.b @(0, r10), r0 + tst r0, r0 + bt noos_error /* first byte non-zero */ + mov.w magic_offset, r0 + mov.w @(r0, r10), r1 + mov.w magic, r2 + cmp/eq r1, r2 + bf noos_error /* magic */ + + /* now jump to PBR */ + mov r10, r0 + jmp @r10 + nop + + + .align 1 +mbr_size: .word mbr_end - _C_LABEL(start) + .align 1 +stack_offset: .word 0x1000 + .align 1 +part_offset: .word 0x1be + .align 1 +magic_offset: .word 0x1fe + + .align 2 +found_sector: .long 0 + + .align 2 +banner: .asciz "\r\nOpenBSD MBR\r\n" + + .align 2 +ERR_INVPART: .asciz "No active partition\r\n" + .align 2 +ERR_READ: .asciz "Read error\r\n" + .align 2 +ERR_NOOS: .asciz "No O/S\r\n" + + +/* space for mbr_dsn */ + . = _C_LABEL(start) + 0x1b4 + .long 0 + +/* mbr_bootsel_magic */ + . = _C_LABEL(start) + 0x1b8 + .word 0 + +/* + * MBR partition table + */ + . = _C_LABEL(start) + 0x1be +_pbr_part0: + .byte 0, 0, 0, 0, 0, 0, 0, 0 + .byte 0, 0, 0, 0, 0, 0, 0, 0 +_pbr_part1: + .byte 0, 0, 0, 0, 0, 0, 0, 0 + .byte 0, 0, 0, 0, 0, 0, 0, 0 +_pbr_part2: + .byte 0, 0, 0, 0, 0, 0, 0, 0 + .byte 0, 0, 0, 0, 0, 0, 0, 0 +_pbr_part3: + .byte 0x80, 0, 1, 0, 0xa6, 255, 255, 255 + .word 0, 0, 0xffff, 0x7fff + + . = _C_LABEL(start) + 0x1fe +magic: + .word 0xaa55 +mbr_end: |